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   1 /**
   2  * Copyright (c) 2010-2021 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.omnilink.internal.handler;
  14
  15 import static org.openhab.binding.omnilink.internal.OmnilinkBindingConstants.*;
  16
  17 import java.util.Map;
  18 import java.util.Optional;
  19
  20 import org.eclipse.jdt.annotation.NonNullByDefault;
  21 import org.eclipse.jdt.annotation.Nullable;
  22 import org.openhab.binding.omnilink.internal.AudioPlayer;
  23 import org.openhab.binding.omnilink.internal.discovery.ObjectPropertyRequest;
  24 import org.openhab.binding.omnilink.internal.discovery.ObjectPropertyRequests;
  25 import org.openhab.core.library.types.DecimalType;
  26 import org.openhab.core.library.types.NextPreviousType;
  27 import org.openhab.core.library.types.OnOffType;
  28 import org.openhab.core.library.types.PercentType;
  29 import org.openhab.core.library.types.PlayPauseType;
  30 import org.openhab.core.thing.ChannelUID;
  31 import org.openhab.core.thing.Thing;
  32 import org.openhab.core.thing.ThingStatus;
  33 import org.openhab.core.thing.ThingStatusDetail;
  34 import org.openhab.core.types.Command;
  35 import org.openhab.core.types.RefreshType;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 import com.digitaldan.jomnilinkII.Message;
  40 import com.digitaldan.jomnilinkII.MessageTypes.CommandMessage;
  41 import com.digitaldan.jomnilinkII.MessageTypes.ObjectStatus;
  42 import com.digitaldan.jomnilinkII.MessageTypes.properties.AudioZoneProperties;
  43 import com.digitaldan.jomnilinkII.MessageTypes.statuses.ExtendedAudioZoneStatus;
  44 import com.digitaldan.jomnilinkII.OmniInvalidResponseException;
  45 import com.digitaldan.jomnilinkII.OmniUnknownMessageTypeException;
  46
  47 /**
  48  * The {@link AudioZoneHandler} defines some methods that are used to
  49  * interface with an OmniLink Audio Zone. This by extension also defines the
  50  * Audio Zone thing that openHAB will be able to pick up and interface with.
  51  *
  52  * @author Craig Hamilton - Initial contribution
  53  * @author Ethan Dye - openHAB3 rewrite
  54  */
  55 @NonNullByDefault
  56 public class AudioZoneHandler extends AbstractOmnilinkStatusHandler<ExtendedAudioZoneStatus> {
  57     private final Logger logger = LoggerFactory.getLogger(AudioZoneHandler.class);
  58     private final int thingID = getThingNumber();
  59     public @Nullable String number;
  60
  61     public AudioZoneHandler(Thing thing) {
  62         super(thing);
  63     }
  64
  65     @Override
  66     public void initialize() {
  67         super.initialize();
  68         final OmnilinkBridgeHandler bridgeHandler = getOmnilinkBridgeHandler();
  69         if (bridgeHandler != null) {
  70             updateAudioZoneProperties(bridgeHandler);
  71         } else {
  72             updateStatus(ThingStatus.OFFLINE, ThingStatusDetail.OFFLINE.COMMUNICATION_ERROR,
  73                     "Received null bridge while initializing Audio Zone!");
  74         }
  75     }
  76
  77     private void updateAudioZoneProperties(OmnilinkBridgeHandler bridgeHandler) {
  78         ObjectPropertyRequest<AudioZoneProperties> objectPropertyRequest = ObjectPropertyRequest
  79                 .builder(bridgeHandler, ObjectPropertyRequests.AUDIO_ZONE, thingID, 0).selectNamed().build();
  80
  81         for (AudioZoneProperties audioZoneProperties : objectPropertyRequest) {
  82             Map<String, String> properties = editProperties();
  83             properties.put(THING_PROPERTIES_NAME, audioZoneProperties.getName());
  84             updateProperties(properties);
  85         }
  86     }
  87
  88     @Override
  89     public void handleCommand(ChannelUID channelUID, Command command) {
  90         logger.debug("handleCommand called for channel: {}, command: {}", channelUID, command);
  91
  92         if (command instanceof RefreshType) {
  93             retrieveStatus().ifPresentOrElse(this::updateChannels, () -> updateStatus(ThingStatus.OFFLINE,
  94                     ThingStatusDetail.OFFLINE.COMMUNICATION_ERROR, "Received null status update!"));
  95             return;
  96         }
  97
  98         switch (channelUID.getId()) {
  99             case CHANNEL_AUDIO_ZONE_POWER:
 100                 if (command instanceof OnOffType) {
 101                     sendOmnilinkCommand(CommandMessage.CMD_AUDIO_ZONE_SET_ON_AND_MUTE,
 102                             OnOffType.OFF.equals(command) ? 0 : 1, thingID);
 103                 } else {
 104                     logger.debug("Invalid command: {}, must be OnOffType", command);
 105                 }
 106                 break;
 107             case CHANNEL_AUDIO_ZONE_MUTE:
 108                 if (command instanceof OnOffType) {
 109                     sendOmnilinkCommand(CommandMessage.CMD_AUDIO_ZONE_SET_ON_AND_MUTE,
 110                             OnOffType.OFF.equals(command) ? 2 : 3, thingID);
 111                 } else {
 112                     logger.debug("Invalid command: {}, must be OnOffType", command);
 113                 }
 114                 break;
 115             case CHANNEL_AUDIO_ZONE_VOLUME:
 116                 if (command instanceof PercentType) {
 117                     sendOmnilinkCommand(CommandMessage.CMD_AUDIO_ZONE_SET_VOLUME, ((PercentType) command).intValue(),
 118                             thingID);
 119                 } else {
 120                     logger.debug("Invalid command: {}, must be PercentType", command);
 121                 }
 122                 break;
 123             case CHANNEL_AUDIO_ZONE_SOURCE:
 124                 if (command instanceof DecimalType) {
 125                     sendOmnilinkCommand(CommandMessage.CMD_AUDIO_ZONE_SET_SOURCE, ((DecimalType) command).intValue(),
 126                             thingID);
 127                 } else {
 128                     logger.debug("Invalid command: {}, must be DecimalType", command);
 129                 }
 130                 break;
 131             case CHANNEL_AUDIO_ZONE_CONTROL:
 132                 if (command instanceof PlayPauseType) {
 133                     handlePlayPauseCommand(channelUID, (PlayPauseType) command);
 134                 } else if (command instanceof NextPreviousType) {
 135                     handleNextPreviousCommand(channelUID, (NextPreviousType) command);
 136                 } else {
 137                     logger.debug("Invalid command: {}, must be PlayPauseType or NextPreviousType", command);
 138                 }
 139                 break;
 140             default:
 141                 logger.warn("Unknown channel for Audio Zone thing: {}", channelUID);
 142         }
 143     }
 144
 145     private void handlePlayPauseCommand(ChannelUID channelUID, PlayPauseType command) {
 146         logger.debug("handlePlayPauseCommand called for channel: {}, command: {}", channelUID, command);
 147         final OmnilinkBridgeHandler bridgeHandler = getOmnilinkBridgeHandler();
 148
 149         if (bridgeHandler != null) {
 150             Optional<AudioPlayer> audioPlayer = bridgeHandler.getAudioPlayer();
 151             if (audioPlayer.isPresent()) {
 152                 AudioPlayer player = audioPlayer.get();
 153                 sendOmnilinkCommand(CommandMessage.CMD_AUDIO_ZONE_SET_SOURCE,
 154                         PlayPauseType.PLAY.equals(command) ? player.getPlayCommand() : player.getPauseCommand(),
 155                         thingID);
 156             } else {
 157                 logger.warn("No Audio Player was detected!");
 158             }
 159         } else {
 160             logger.debug("Received null bridge while sending Audio Zone command!");
 161         }
 162     }
 163
 164     private void handleNextPreviousCommand(ChannelUID channelUID, NextPreviousType command) {
 165         logger.debug("handleNextPreviousCommand called for channel: {}, command: {}", channelUID, command);
 166         final OmnilinkBridgeHandler bridgeHandler = getOmnilinkBridgeHandler();
 167
 168         if (bridgeHandler != null) {
 169             Optional<AudioPlayer> audioPlayer = bridgeHandler.getAudioPlayer();
 170             if (audioPlayer.isPresent()) {
 171                 AudioPlayer player = audioPlayer.get();
 172                 sendOmnilinkCommand(CommandMessage.CMD_AUDIO_ZONE_SET_SOURCE,
 173                         NextPreviousType.NEXT.equals(command) ? player.getNextCommand() : player.getPreviousCommand(),
 174                         thingID);
 175             } else {
 176                 logger.warn("Audio Player could not be found!");
 177             }
 178         } else {
 179             logger.debug("Received null bridge while sending Audio Zone command!");
 180         }
 181     }
 182
 183     @Override
 184     public void updateChannels(ExtendedAudioZoneStatus status) {
 185         logger.debug("updateChannels called for Audio Zone status: {}", status);
 186         updateState(CHANNEL_AUDIO_ZONE_POWER, OnOffType.from(status.isPower()));
 187         updateState(CHANNEL_AUDIO_ZONE_MUTE, OnOffType.from(status.isMute()));
 188         updateState(CHANNEL_AUDIO_ZONE_VOLUME, new PercentType(status.getVolume()));
 189         updateState(CHANNEL_AUDIO_ZONE_SOURCE, new DecimalType(status.getSource()));
 190     }
 191
 192     @Override
 193     protected Optional<ExtendedAudioZoneStatus> retrieveStatus() {
 194         try {
 195             final OmnilinkBridgeHandler bridgeHandler = getOmnilinkBridgeHandler();
 196             if (bridgeHandler != null) {
 197                 ObjectStatus objStatus = bridgeHandler.requestObjectStatus(Message.OBJ_TYPE_AUDIO_ZONE, thingID,
 198                         thingID, true);
 199                 return Optional.of((ExtendedAudioZoneStatus) objStatus.getStatuses()[0]);
 200             } else {
 201                 logger.debug("Received null bridge while updating Audio Zone status!");
 202                 return Optional.empty();
 203             }
 204         } catch (OmniInvalidResponseException | OmniUnknownMessageTypeException | BridgeOfflineException e) {
 205             logger.debug("Received exception while refreshing Audio Zone status: {}", e.getMessage());
 206             return Optional.empty();
 207         }
 208     }
 209 }